1. The act of holding others back, with no intention of gaining from restraining their peers.
2. Intentionally ruining something for someone simply for the joy of watching them suffer.

The word originates from crabs in a pot cooking. When some of the crabs try to escape from being cooked, one crab would grab the others, preventing them from escaping. That crab is called the crabstick.

adjective - relating to sushi bars, the act of getting an item of one's clothing stuck in the conveyor belt, usually resulting in a rather embarrassing circuit of the sushi bar as dictated by the speed of the belt.

"u might want to tuck ur tie in when we go for sushi later, u don't want to crabstick"

For those people who don't like viennas due to thier potentially dodgey nature, crab sticks are a realistic alternative. Crab sticks are like the viennas of the fish world. hmmm...processed sea food...yummy.